Press the cooked rice into a wet ring mold.,Remove to serving plate.,Heat the oil in the frying pan. Fry the dried chilies, cut with scissors and set aside.,Using the leftover oil, fry the chicken and onion.,______,Keep turning until light brown.,Add chopped celery, black mushroom, fish sauce, soy sauce and chicken broth.,Cover.,Simmer for 5 minutes.,Add the cornstarch.,Stir until thickened.,Add cashew nuts and turn over lightly.,Spoon into center of the rice.,Top with dried chili and garnish with lemon, tomato and coriander leaves.,Serve.